Indiana Code Title 3. Elections § 3-11-1.5-7

(1) is one (1) of the precincts in which that territory is described in the orders issued by the county executive under this chapter;

(2) is contiguous to that territory;  and

(3) contains the least number of registered voters according to the precinct registration record maintained by the circuit court clerk or the board of registration as of the date of the most recent general election.